protected override Script.IScriptCommand executeInner(ParameterDic pm, ItemsControl ic,
RoutedEventArgs evnt, IUIInput input, IList <IUIInputProcessor> inpProcs)
{
if (AdornerMode == UIEventHub.AdornerMode.Update)
{
var updateAdorner = pm.GetValue <ResizeItemAdorner>(ResizeItemAdornerKey);
string mode = pm.GetValue <string>(ResizeModeKey);
Point startPosition = pm.GetValue <Point>(StartPositionKey);
Point currentPosition = pm.GetValue <Point>(CurrentPosittionKey);
Vector offset = currentPosition - startPosition;
// private static IScriptCommand previewNorthCommand =
// ScriptCommands.Multiply<double>("{DiffY}", -1, "{DiffY1}",
// ScriptCommands.Assign("{CanvasResize.ResizeItemAdorner.OffsetY}", "{DiffY1}", false,
// ScriptCommands.Assign("{CanvasResize.ResizeItemAdorner.OffsetTop}", "{DiffY1}")));
//private static IScriptCommand previewSouthCommand = ScriptCommands.Assign("{CanvasResize.ResizeItemAdorner.OffsetY}", "{DiffY}");
//private static IScriptCommand previewWestCommand = ScriptCommands.Assign("{CanvasResize.ResizeItemAdorner.OffsetX}", "{DiffX}", false,
// ScriptCommands.Multiply<double>("{DiffX}", 1, "{DiffX1}",
// ScriptCommands.Assign("{CanvasResize.ResizeItemAdorner.OffsetLeft}", "{DiffX1}")));
//private static IScriptCommand previewEastCommand = ScriptCommands.Assign("{CanvasResize.ResizeItemAdorner.OffsetX}", "{DiffX}");
if (mode.Contains("N"))
{
updateAdorner.OffsetTop = offset.Y;
updateAdorner.OffsetHeight = -1 * offset.Y;
}
if (mode.Contains("E"))
{
updateAdorner.OffsetWidth = offset.X;
}
if (mode.Contains("S"))
{
updateAdorner.OffsetHeight = offset.Y;
}
if (mode.Contains("W"))
{
updateAdorner.OffsetLeft = offset.X;
updateAdorner.OffsetWidth = -1 * offset.X;
}
//adornerLayer = UITools.FindVisualChild<AdornerLayer>(selectedItem);
//ResizeItemAdorner updateAdorner = new ResizeItemAdorner(adornerLayer);
//adornerLayer.Add(updateAdorner);
////if (updateAdorner == null)
//// return ResultCommand.Error(new Exception("Adorner not found."));
//updateAdorner.SelectedItem = targetItem;
}
else
{
var scp = ControlUtils.GetScrollContentPresenter(ic);
if (scp != null)
{
AdornerLayer adornerLayer = pm.GetValue <AdornerLayer>(AdornerLayerKey);
if (adornerLayer != null)
{
switch (AdornerMode)
{
case UIEventHub.AdornerMode.Attach:
IResizable targetItem = TargetItemKey == null ?
(ic.ItemsSource as IEnumerable).OfType <ISelectable>()
.FirstOrDefault(s => s is IResizable && s.IsSelected) as IResizable :
pm.GetValue <IResizable>(TargetItemKey);
UIElement selectedItem = ic.ItemContainerGenerator.ContainerFromItem(targetItem) as UIElement;
ResizeItemAdorner resizeAdorner = new ResizeItemAdorner(adornerLayer)
{
SelectedItem = targetItem
};
pm.SetValue(ResizeItemAdornerKey, resizeAdorner, false);
adornerLayer.Add(resizeAdorner);
break;
case UIEventHub.AdornerMode.Detach:
ResizeItemAdorner detachAdorner = pm.GetValue <ResizeItemAdorner>(ResizeItemAdornerKey);
if (detachAdorner != null)
{
adornerLayer.Remove(detachAdorner);
}
pm.SetValue <object>(ResizeItemAdornerKey, null);
break;
}
}
}
}
return(NextCommand);
}
public static void SetResizeItemAdorner(DependencyObject target, ResizeItemAdorner value)
{
target.SetValue(ResizeItemAdornerProperty, value);
}
